User talk:73.23.49.127

April 2022
Hello, I'm Perfect4th. An edit that you recently made to 1 − 2 + 3 − 4 + ⋯ seemed to be a test and has been reverted. If you want to practice editing, please use the sandbox. If you think a mistake was made, or if you have any questions, you can leave me a message on my talk page. Thanks! Perfect4th (talk) 23:24, 12 April 2022 (UTC)